20161708

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31307}}^1$

素因数の和:31341

約数の個数: 24

約数和(自身を含む): 42077952

約数和(自身を除く): 21916244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 31307, 62614, 125228, 219149, 438298, 720061, 876596, 1440122, 2880244, 5040427, 10080854, 20161708]

約数ペア:

[(1, 20161708), (2, 10080854), (4, 5040427), (7, 2880244), (14, 1440122), (23, 876596), (28, 720061), (46, 438298), (92, 219149), (161, 125228), (322, 62614), (644, 31307)]